1888Gullick in Linn. Soc. Jrnl. XX. 222 Environal Segregation is Segregation arising from the relations in which the organism stands to the environment.
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。